SUBPHYLUM III 



INSECTA 



797 



Tliia Order is probably an early aberrant offshoot of the preceding group, and is 

 known from two genera. Mixotermes Sterzel (Fig. 1534) occurs in tbe Coal Measures of 



\ 



Mixotermes lugauensis Sterzel. Coal Measures ; 

 Lugau, Saxony. Fore wing. 2/j (after Hand- 

 lirscli). 



Fig. 1535. 



Recula parva Schlechten. Coal 

 Measures ; Wettin, Saxony. Fore 

 wing. ^/i (after Handlirsch). 



Saxony, and Geroneura Matthew in tlie Little Eiver group (approxiiiiately eqnivalent 

 to tlie Kanawha series) of New Brunswick. 



t Order 3. RECULOIDEA Handlirsch. 



An early aberrant offshoot of the Palaeodictyoptera, with peculiarly specialised wing 

 neuration, and approaching in some respects to the Protorthoptera and Protohlattoidea. 



Tliis Order was proposed in a provisional sense to incliide the single genus Recula 

 Handlirsch (Fig. 1535), from the Coal Measures of Saxony. 



t Order 4. PROTORTHOPTERA Handlirsch. 



Wing pairs of unequal size, capahle of being folded backward over the abdomen, and 

 with more complicated venation than in the preceding types, approaching in some respects 



Fio. 1536. 



Spaniodera amhnlans Handl. Coal 

 Measures ; Mazon Creek, Illinois, i/j 

 (after Handlirsch). 



Fio. 1537. 



Oedischia williamsoni Brongn. Stephanian ; 

 Comnientry, France. A forerunner of true Locus- 

 toids, with long antennae and hind legs adapted 

 for springing. '■^/■^ (reconstructed by Handlirsch). 



that of the modern Locustidae. Hind wings similar to the front pair, but with larger anal 

 area^ marJced off by a fold. Antennae long and slender ; mouth parte strong, adapted 

 for biting. Prothorax often elongated or saddle-shaped^ legs similar in form, the third 



